Hair Root
This is the pocket or tube-like depression in the scalp or skin that contains the hair root.
What is the follicle?
This layer creates shine and smooth feel to healthy hair.
What is the cuticle?
The abbreviation for Carbon, Oxygen, Hydrogen, Nitrogen, and sulfur is
What is COHNS?
This is the melanin that provides brown or black hair color
What is eumelanin?
Describe texture
What is the thickness or diameter of the individual hair?
The thickened, club-like structure that forms the lower part of the hair root
What is the hair hair bulb?
This layer of the hair contains melanin pigment
What is the cortex?
A long chain of amino acids linked by peptide bonds is called a..
What is a polypeptide chain?
Give an example of the natural wave patterns of hair
What is straight, wavy, curly, extremely curly?
Define porosity
What is the hair's ability to absorb moisture?
The small cone-shaped area located at the base of the hair follicle that fits into the hair bulb.
What is the dermal papilla?
This is the shape of the cells of the medulla.
What is round?
A physical side bond that is easily broken by water and heat
What is a hydrogen bond?
Another name for lanugo hair
What is vellus hair?
Elasticity is
What is the hair's ability to stretch and return without breaking?
The substance secreted by the sebaceous glands.
What is sebum
Hair is primarily made of protein that grows from cells within the:
Hair follicle
A weak, physical side bond, which is affected by the hair's pH is
What is a salt bond?
Name the three growth cycles of hair
What are anagen, catagen, and telogen?
Hair flowing in the same direction
What is a hair stream?
The tiny, involuntary muscle located at the base of the follicle
What is the Arrector pili muscle?
All natural hair color is located in this layer of the hair
What is the cortex?
What is the disulfide bond?
This is the resting phase of the hair cycle
What is telogen?
This is NOT included in the hair root
What is the epidermis?